$609 Cheap Japan Airlines flights Honolulu (HNL) to Seoul (GMP)

Use the “Price (lowest to highest)” filter on Expedia to search for cheap JAL round-trip flights from $983 from HNL to GMP. Affordable one-way fares from $609 are also on offer.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

January is one of the least expensive months to fly to Seoul with JAL. You could also find excellent prices on return and one-way fares in February.

To find affordable flights from HNL to GMP with JAL, start searching about one month before your intended departure. You can save 17% when you book your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Want another tip? Booking on Sunday can lead to average savings of 17% compared to Friday (the most expensive day).**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

To see if there’s a direct route from HNL to GMP with JAL or any other airlines, check the “Nonstop” filter when browsing for tickets.

Filter your results by “Early Morning” and “Morning” to find the earliest departures from HNL to GMP. Taking off early means you’re 20% less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Gimpo Intl. Airport (GMP) is the main Seoul hub for JAL flights from Daniel K. Inouye Intl. Airport (HNL).

JAL allows passengers to bring 2 checked-in bags weighing up to 50 lb with dimensions not exceeding 79 inches on standard economy flights from HNL to GMP. You can also bring 1 cabin bag with you in the cabin. This carry-on luggage must not exceed 21 inches x 15 inches x 9 inches and weigh less than 22 lb. Baggage policies can differ depending on the cabin class and fare type, so double-check your booking or JAL’s website to avoid additional costs at the airport.

Offering a 5-star airline rating, JAL is a top pick for many passengers heading from HNL to GMP. Plus, if you’re a Japan Airlines Mileage Bank and One Key™ member booking through Expedia, you can earn OneKeyCash™* on eligible flights along with your airline miles.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

It’s usually possible to modify or cancel your flight, although there may be additional charges if you booked more than 24 hours ago. Need to keep your options open? Make use of Expedia’s “Changes included” or “No cancel fee” filter to find flights that won’t penalize you if you need to alter your plans. To modify your booking, visit “Trips,” select your flight and click on “Manage Booking” for more information.